viscoelasticity 流体的粘滞性及弹性的综合性质。 粘弹性 聚合物在加工过程中通常是从固体变为液体(熔融和流动),再从液体变固体(冷却和硬化),所以加工过程中聚合物于不同条件下会分别表现出固体和液体的性质,即表现出弹性和粘性。但是由于聚合物大分子的长链结构和大分子运动的逐步性质,聚合物的形变和流动不可能是纯弹性和纯粘性的,塑料对应力的响应兼有弹性固体和粘性流体的双重特性称粘弹性。
misc. firmo viscosity
... 是一种由旋转垂直锥体与静止平板组成的传感式粘度测定仪,多用以测定流体的粘度、触变性、屈服值等流变特性。 E 粘弹性 viscoelasticity 粘度 viscosity ...
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粘弹性力学 Viscous Elastic Mechanics ; Viscoelastic mechanics
生物粘弹性 bioviscoelastic ; bioviscolelasticity
线性粘弹性 [高分子] linear viscoelasticity ; LVE
粘弹性模型 viscoelastic model
粘弹性固体 viscoelastic solid
粘弹性阻尼器 VED ; Solid Viscoelastic Damper ; Fluid Viscoelastic Dampers
粘弹性气体 viscoelastic gas
粘弹性变形 viscoelastic strain ; visco-elastic deformation
Mechanical properties of the biological tissues were obtained from published data. The head and vertebras were defined as high stiffness material, the disks and the muscles as viscous-elastic material, and the ligaments and the facet joints as elastic material.
模型中各组织的材料特性参数由文献研究获得,其中头骨和椎骨定义为刚性材料,椎间盘和肌肉定义为粘弹性材料,韧带、小关节和软骨定义为弹性材料。
参考来源 - 人体颈部有限元模型的建立和验证For three parameters standard model, the dynamic equations of visco-elastic composite structure are transformed into third order ordinary differential equations.
对于三参数标准流变学模型,粘弹性复合结构动力学方程还可以化为一般三阶微分方程的形式。
参考来源 - (1)粘弹性材料线性本构方程及动力学应用 (2)旋转导向钻井工具有关力学问题研究The copolymer solution was low viscosity free flowing liquid far below the gelation temperature. The sol-gel transition process was rapid and characterized by the rapid increase of elastic modulus and viscous modulus.
共聚物溶液在室温下为流动性较好的低粘度液体,其相转变过程非常迅速,表现为弹性模量和粘性模量随温度增加的迅速增长,温度升高至相转变温度以上时,共聚物溶液形成具有粘弹性的凝胶。
参考来源 - 注射用温敏型PLGA·2,447,543篇论文数据,部分数据来源于NoteExpress
驱动轮槽镶嵌粘弹性填料,具有优异的机械性能。
Driving wheel groove embedded viscoelastic packing, which makes excellent mechanical properties.
木材不是完全弹性体,其力学性质具有明显的粘弹性。
Being not a perfect elastic substance, wood behaves some viscoelastic properties in many respects.
给出的数值算例说明了粘弹性系数对稳定性边界的影响。
Numerical examples are presented to show the effects of viscoelastic coefficient on the stability boundaries.
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